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GLSA-200507-16 : dhcpcd: Denial of Service vulnerability

medium Nessus Plugin ID 19212

Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-200507-16 (dhcpcd: Denial of Service vulnerability)

 infamous42md discovered that dhcpcd can be tricked to read past the end of the supplied DHCP buffer. As a result, this might lead to a crash of the daemon.
 Impact :

 With a malicious DHCP server an attacker could cause a Denial of Service by crashing the DHCP client.
 Workaround :

 There is no known workaround at this time.

Solution

All dhcpcd users should upgrade to the latest available version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=net-misc/dhcpcd-1.3.22_p4-r11'

See Also

https://security.gentoo.org/glsa/200507-16

Plugin Details

Severity: Medium

ID: 19212

File Name: gentoo_GLSA-200507-16.nasl

Version: 1.15

Type: local

Published: 7/16/2005

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:dhcpcd, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Patch Publication Date: 7/15/2005

Vulnerability Publication Date: 7/11/2005

Reference Information

CVE: CVE-2005-1848

GLSA: 200507-16